import { userStore } from '@/store'
import config from '@/config'
import { getToken } from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import { toast, showConfirm, tansParams } from '@/utils/common'

let timeout = 10000
const baseUrl = config.baseUrl

const request = config => {
	const userEntity = userStore()
	
	// 是否需要设置 token
	const isToken = (config.headers || {}).isToken === false
	config.header = config.header || {}
	if (getToken() && !isToken) {
		config.header['Authorization'] = 'Bearer ' + getToken()
	}

	// 动态设置请求的 baseUrl 和路径
	let requestBaseUrl = baseUrl // 默认使用 baseUrl
	let requestUrl = config.url // 默认使用原始路径

	if (config.url.startsWith('/api')) {
		requestBaseUrl = 'http://localhost:9091' // 带 /api 前缀的请求转发到 9091
		requestUrl = config.url.replace('/api', '') // 去掉 /api 前缀
	}

	// get请求映射params参数
	if (config.params) {
		let url = requestUrl + '?' + tansParams(config.params)
		url = url.slice(0, -1)
		requestUrl = url
	}

	return new Promise((resolve, reject) => {
		uni.request({
			method: config.method || 'get',
			timeout: config.timeout || timeout,
			url: requestBaseUrl + requestUrl, // 使用动态设置的 baseUrl 和路径
			data: config.data,
			header: config.header,
			dataType: 'json',
			success: res => {
				const code = res.data.code || 200
				const msg = errorCode[code] || res.data.msg || errorCode['default']
				if (code === 401) {
					showConfirm('登录状态已过期，您可以继续留在该页面，或者重新登录?').then(res => {
						if (res.confirm) {
							userEntity.LogOut().then(res => {
								uni.reLaunch({ url: '/pages/login' })
							})
						}
					})
					reject('无效的会话，或者会话已过期，请重新登录。')
				} else if (code === 500) {
					toast(msg)
					reject('500')
				} else if (code !== 200) {
					toast(msg)
					reject(code)
				}
				resolve(res.data)
			},
			fail: error => {
				let { message } = error
				if (message === 'Network Error') {
					message = '后端接口连接异常'
				} else if (message.includes('timeout')) {
					message = '系统接口请求超时'
				} else if (message.includes('Request failed with status code')) {
					message = '系统接口' + message.substr(message.length - 3) + '异常'
				}
				toast(message)
				reject(error)
			}
		})
	})
}

export default request